Home / 57,521.67-86,282.55-18,079.80

Finding the Fourth Proportional to 57,521.67, 86,282.55 and 18,079.80

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Solution

The fourth proportional to 57,521.67, 86,282.55 and 18,079.80 is: 27,119.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,521.67 : 86,282.55 = 18,079.80 : x
  2. Step 2: Convert to fraction form
    57,521.67/86,282.55 = 18,079.80/x
  3. Step 3: Cross multiply
    57,521.67x = 86,282.55 × 18,079.80
  4. Step 4: Simplify right side
    57,521.67x = 1,559,971,247.49
  5. Step 5: Solve for x
    x = 1,559,971,247.49/57,521.67
  6. Step 6: Final answer
    x = 27,119.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.